Best year time to visit Altgarmssiel

General weather information about Altgarmssiel

Average annual temperature is 10.8 °C

Absolute maximum temperature: 29.3 °C

Absolute minimum temperature: -5.0 °C

Number of sunny days: 96 days

Number of rainy days: 264 days

Number of snow days: 5 days

Look at detailed online map of Altgarmssiel

* Weather data for Altgarmssiel Germany is based on climate observations for 2026 year

Altgarmssiel air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	13.4	11.5	15.9	21.0	19.9	26.0	29.3	27.9	28.8	21.4	14.3	11.6
Average daytime temperature (°C)	6.8	7.6	8.6	10.9	14.3	20.1	20.3	20.4	21.4	14.7	9.0	6.8
Average temperature (°C)	5.1	5.0	6.1	7.8	11.7	16.7	17.2	17.2	17.4	12.4	6.9	5.3
Average night temperature (°C)	3.0	2.6	3.6	4.7	9.1	12.9	14.0	14.1	13.6	10.2	4.8	3.8
Absolute minimum temperature (°C)	-2.9	-3.3	-3.1	-1.2	5.3	8.6	10.9	10.3	9.6	4.0	-5.0	-4.6

Altgarmssiel monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	8.0	10.0	12.0	15.0	16.0	17.0	16.0	15.0	13.0	11.0	9.0	7.0
Daylight mean duration (h)	8.1	9.8	11.9	14.0	15.9	17.0	16.5	14.8	12.7	10.6	8.6	7.5
Daylight minimum duration (h)	7.0	8.0	10.0	13.0	15.0	16.0	15.0	13.0	11.0	9.0	7.0	7.0
Sunshine mean duration (h)	3.6	4.5	5.7	9.4	10.6	13.5	11.3	11.0	9.9	4.4	3.7	1.9
Precipitation (mm)	98	47	94	66	51	25	175	97	43	217	125	144
Sunny days	4	10	3	14	17	18	2	3	19	2	0	4
Rainy days	26	18	28	16	14	12	29	28	11	29	29	24
Snow days	1	0	0	0	0	0	0	0	0	0	1	3

Altgarmssiel - weather forecast by months

Altgarmssiel weather in january Altgarmssiel weather in february Altgarmssiel weather in march Altgarmssiel weather in april Altgarmssiel weather in may Altgarmssiel weather in june Altgarmssiel weather in july Altgarmssiel weather in august Altgarmssiel weather in september Altgarmssiel weather in october Altgarmssiel weather in november Altgarmssiel weather in december

Best time to visit Altgarmssiel:

The best time to visit Altgarmssiel during the most sunny months:

April — 9.4(h)
May — 10.6(h)
June — 13.5(h)
July — 11.3(h)
August — 11.0(h)
September — 9.9(h)

Months with the longest average daylight duration in Altgarmssiel:

May — 15.9(h)
June — 17.0(h)
July — 16.5(h)

The largest precipitation sum in Altgarmssiel is at

July — 175(mm)

October — 217(mm)

November — 125(mm)

December — 144(mm)

Weather forecast in the closest to Altgarmssiel admin centers